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Dr. Giresha. A. S
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Dr. Giresha. A. S

Assistant professor

  • School/College

    Faculty of Life and Allied Health Sciences

  • Department

    Department of Food Technology

Dr. Giresha A. S. is an Assistant Professor of Biochemistry with over six years of teaching and a decade of research experience. He earned his Ph.D. from Mangalore University, focusing on secretory phospholipase A₂ inhibitors from medicinal plants for anti-inflammatory activity. His research interests include enzyme inhibition, natural product biochemistry, antioxidant studies, and nano-biotechnology.

He has published over 27 research papers, authored 3 book chapters, and holds 31 published patents and 2 Trade marks in functional foods, phytochemical formulations, and cosmetic innovations. Recipient of the Young Scientist Award (IESRF, 2023) and ICMR-SRF, Dr. Giresha continues to contribute to academia through research guidance, curriculum development, and translational biochemical innovations aimed at improving human health and nutrition.

Qualifications

  • PhD

    Mangalore University , 2020

  • M.Sc

    Kuvempu University, 2012

  • B.Sc

    J.S.S. College for Arts, Commerce and Science, university of Mysore, 2010

Experience

Total Years of Experience

6 Years

Academic Experience

4 Years 7 months

Industry Experience

5 months (Sri Annapurneshwari beverages, Mysore)

Research focuses on inflammatory pathway modulation (sPLA₂), snake bite management, natural product biochemistry with anti-inflammatory, antioxidant, and anticancer phytochemicals, green nanobiotechnology, functional foods and nutraceuticals, biochemical assay development, and translational research integrating bioactive compounds into patentable healthcare, cosmetic, and nutritional products.

  • R, R., Jayasankar, P., Mirle, R., Aranganathan, V., Giresha, A.S. (2025). Nutritional Composition of Leguminous Microgreens. In: Mathur, P., Gupta, A. (eds) Recent Trends and Applications of Leguminous Microgreens as Functional Foods. Springer, Cham. ISBN: 978-3-031-75678-8. https://doi.org/10.1007/978-3-031-75678-8_4
  • Deepadarshan Urs, A.S. Giresha, H.K. Tejaswini, B.T. Prabhakar, and K.K. Dharmappa. (2025). Edible Foliage Endophytes and Their Natural Metabolites: Significance in Supporting Human Health. In Natural Bioactives from the Endophytes of Medicinal Plants, edited by Vineet Meshram, Kamlesh Kumar Shukla, Mahiti Gupta, and Nadeem Akhtar, pp. 162–175. CRC Press, January. ISBN: 1040316506, 9781040316504.
  • Giresha A S, Pramod T, and Usha M S. Browntop Millet’s Nutritional Value and Health Benefits. Jain University Press. Edited by Kumudini Belur Satyan. ISBN: 978-93-85327-71-1. pp. 87–98.

  • Young Scientist Award-2023(IESRF)
  • Best paper Award -4
  • Best Oral Presentation-2
  • Senior Research Fellow (ICMR-SRF)
  • 2nd price (Pahal horizon)

National Conference Papers
  • Giresha, A.S., Sreesowmya, K., Manjuprasanna, V.N., Vijay, R. and Dharmappa, K.K., 2014. Proteolytic and in-vitro anti-inflammatory activity of Jasminum grandiflorum and Jasminum cordifolium stem latices. In: UGC Sponsored National Conference on Biotechnology for Human Welfare. ISBN 978-93-82694-16-8.
  • Dharmappa, K.K., Giresha, A.S. and Vishwanath, B.S., 2012. Inhibition of secretory PLA₂ by ethanol extract of Clerodendron serratum as an anti-inflammatory activity. In: Karnataka State Higher Education Council Sponsored National Conference on Recent Discoveries in Protein Science. ISBN 978-81-92331-5-1.
National Journal Papers
  • Prabhudev, S.H., Ravindra, K.N., Supreetha, B.H., Nithyanandha, K.R., Deepdarshan, U., Dharmappa, K.K. and Giresha, A.S., 2023. Effect of soil pH on plants’ growth, phytochemical contents and their antioxidant activity. Journal of Advanced Applied Scientific Research, 5(5). Available at: http://www.joaasr.com/index.php/joaasr/article/view/687. (Impact Factor: 0.711).
  • Sophiya, P., Lohith, N.S., Giresha, A.S., Shankar, J., Rajkumar, S.M., Meti, R. and Dharmappa, K.K., 2020. Inhibition of GIIA sPLA₂ by Annona glabra as an anti-inflammatory function: An attempt to neutralize the inflammation of cancer. Biomedicine, 40(1), pp.45–50. (Impact Factor: 0.13).
  • Sathisha, A.D., Hemakumar, K.H., Sophiya, P., Giresha, A.S., Lohith, N.S., Basavaraju, Y.B. and Dharmappa, K.K., 2019. Synthesis, anticancer and antimitotic activity of analogues of podophyllotoxin on B16F10 melanoma cell lines and Allium cepa L. Biomedicine, 39(4). (Impact Factor: 0.13).
  • Sophiya, P., Lohith, N.S., Giresha, A.S., Narayanappa, M., Meti, R.S., Sathisha, A.D. and Dharmappa, K.K., 2019. Inhibitory effect of ethanol extract of Melastoma malabathricum leaves on inflammatory sPLA₂ enzyme and its ability to reduce the cell viability of PC3 cell line. International Journal of Pharmaceutical Sciences and Research, 10(11), pp.5041–5050. DOI: https://doi.org/10.13040/IJPSR.0975-8232.10(11).5041-50. (Impact Factor: 1.15).
  • Nethravathi, B.T., Nutan, S.R., Spandana, S.S. and Giresha, A.S., 2018. Antioxidant activities and phytochemical content of methanol extracts of Capsicum frutescens. International Journal of Food Science and Nutrition, 3(6), pp.68–73.
  • Spandana, S.S., Nutan, S.R., Nethravathi, B.T. and Giresha, A.S., 2018. In vitro antioxidant activities and phytochemical content of aqueous extracts of Vernonia anthelmintica (Bitter cumin) seed. International Journal of Food Science and Nutrition, 4(2), pp.114–149.
  • Giresha, A.S., Pramod, S.N., Sathisha, A.D. and Dharmappa, K.K., 2017. Neutralization of inflammation by inhibiting in vitro and in vivo secretory phospholipase A₂ by ethanol extract of Boerhaavia diffusa L. Pharmacognosy Research, 25(9), pp.174–181. DOI: https://doi.org/10.4103/0974-8490.204650. (Impact Factor: 1.451).
  • Giresha, A.S., Daiseycrasta, P., Mohan Kumar, A.S., Sneha Rani, A.H., Pramod, S.N. and Dharmappa, K.K., 2016. Human pleural fluid phospholipase A₂ inhibition and in vitro antioxidant activity of ethanolic root extract of Toddalia asiatica. International Journal of Recent Scientific Research, 7(3), pp.9592–9598. DOI: https://doi.org/10.24327/IJRSR. (Impact Factor: 7.383).
  • Giresha, A.S., Umashree, P., Pramod, S.N. and Dharmappa, K.K., 2016. In vitro antioxidant activity, lipoxygenase inhibition and secretory phospholipase A₂ inhibition properties of Gymnospora montana. International Journal of Recent Scientific Research, 7(3), pp.9599–9603. DOI: https://doi.org/10.24327/IJRSR. (Impact Factor: 7.383).
  • Giresha, A.S., Narayanappa, M., Joshi, V., Vishwanath, B.S. and Dharmappa, K.K., 2015. Human secretory phospholipase A₂ (sPLA₂) inhibition by aqueous extract of Macrotyloma uniflorum (seed) as an anti-inflammatory activity. International Journal of Pharmacy and Pharmaceutical Sciences, 7(1), pp.217–222. (Impact Factor: 0.165).
  • Giresha, A.S., Anitha, M.G. and Dharmappa, K.K., 2015. Phytochemical composition, antioxidant and in vitro anti-inflammatory activity of ethanol extract of Ruta graveolens L. leaves. International Journal of Pharmacy and Pharmaceutical Sciences, 7(10), pp.272–276. (Impact Factor: 0.165).
International Journal Papers
  • Bhagya, N.P., Giresha, A.S., Rao, S., Prashanth, G.K., Lalithamba, H.S., Sowmyashree, A.S., Ravindra, K.N. and Aman, M., 2025. Eco-friendly fabrication of SrO nanoparticles via Pongamia pinnata extract: Structural, electrochemical, and multifunctional biological assessments. Ceramics International, [online] Published 12 May 2025. (Impact Factor: 5.6).
  • Prashanth, G.K., Giresha, A.S., Lalithamba, H.S., Aman, M., Rao, S., Ravindra, K.N., Gadewar, M., Bhagya, N.P., Swamy, M.M. and Chaturvedi, V., 2025. Sustainable bio-fabrication of Ni/Mn co-doped ZnO nanoparticles using Simarouba glauca leaf extract: Evaluation of non-cytotoxic, anti-carcinogenic, anti-tubercular, anti-bacterial, antioxidant and hyaluronidase inhibition activities. Inorganic Chemistry Communications, 171, p.113592. (Impact Factor: 4.4).
  • Swamy, M.M., Giresha, A.S., Rao, S., et al., 2025. Eco-friendly development of Leucas aspera-derived MoO₃ nanoparticles: Corrosion studies and multifunctional applications in medicine, agriculture, and industry. Applied Physics A, 131, p.71. DOI: https://doi.org/10.1007/s00339-024-08199-8. (Impact Factor: 2.5).
  • Prashanth, G.K., Giresha, A.S., Lalithamba, H.S., Aman, M., Rao, S., Ravindra, K.N., Gadewar, M., Bhagya, N.P., Swamy, M.M. and Chaturvedi, V., 2024. Sustainable bio-fabrication of Ni/Mn co-doped ZnO nanoparticles using Simarouba glauca leaf extract: Evaluation of non-cytotoxic, anti-carcinogenic, anti-tubercular, anti-bacterial properties, antioxidant and hyaluronidase inhibition activities. Inorganic Chemistry Communications, p.113592. (Impact Factor: 4.4).
  • Prashanth, G.K., Dileep, M.S., Gadewar, M., Ghosh, M.K., Rao, S., Giresha, A.S., Prashanth, P.A., Swamy, M.M., Yatish, K.V. and Mutthuraju, M., 2024. Zinc oxide nanostructures: Illuminating the potential in biomedical applications – a brief overview. BioNanoScience, pp.1–21. DOI: https://doi.org/10.1007/s12668-024-01366-4. (Impact Factor: 3.2).
  • Shibu, A., Dsouza, A., Sharma Akkera, H., Giresha, A.S. and Kambhala, N., 2024. Structural, optical, and photocatalytic properties of nano-scaled g-C₃N₄ materials. Applied Physics A, 130, p.431. DOI: https://doi.org/10.1007/s00339-024-07563-y. (Impact Factor: 2.983).
  • Rizan, M., Samaje, V., Kumara, K., Ravindra, K.N., Giresha, A.S. and Thiyagaraj, S., 2024. Hydrothermal synthesis of Bi₂S₃ nanoparticles as a prospective electrode for supercapacitor. Next Materials, 2, p.100081. DOI: https://doi.org/10.1016/j.nxmate.2023.100081.
  • Shobha, N., Giresha, A.S., Prashanth, G.K., Gadewar, M., Praveen, M., Nanda, N. and Urs, D., 2023. Anti-oncogenic potential and inflammation-modulatory response of green-synthesized biocompatible silver nanoparticles. Chemistry & Biodiversity, 21(3), e202301533. DOI: https://doi.org/10.1002/cbdv.202301533. (Impact Factor: 2.4).
  • Sophiya, P., Urs, D., Lone, K., Giresha, A.S., Krishna Ram, H., Manjunatha, J.G., El-Serehy, H.A., Narayanappa, M., Shankar, J., Bhardwaj, R., Ahmad Guru, S. and Dharmappa, K.K., 2022. Quercitrin neutralizes the sPLA₂IIa activity, reduces the inflammatory IL-6 level in PC3 cell line and exhibits anti-tumour activity in EAC bearing mice model. Frontiers in Pharmacology, 13, p.996285. DOI: https://doi.org/10.3389/fphar.2022.996285. (Impact Factor: 7.8).
  • Pundalik, S., Hanumappa, K.R., Giresha, A.S., Urs, D., Rajashekarappa, S., Muniyappa, N., Jamballi, G.M., Shivanna, D.K., Meti, R.S., Setty, S.A.D., Thippegowda, P.B. and Krishnappa, D.K., 2022. Corosolic acid inhibits secretory phospholipase A₂IIa as an anti-inflammatory function and exhibits anti-tumour activity in Ehrlich ascites carcinoma-bearing mice. Journal of Inflammation Research, 15, pp.6905–6921. DOI: https://doi.org/10.2147/JIR.S383441. (Impact Factor: 6.532).
  • Giresha, A.S., Urs, D., Pundalik, S., Meti, R.S., Pramod, S.N., Somegowda, M., Dharmappa, K.K., El-Shehawi, A.M., Albogami, S. and Elseehy, M.M., 2022. Sinapic acid inhibits Group IIA secretory phospholipase A₂ and its inflammatory response in mice. Antioxidants, 11, p.1251. DOI: https://doi.org/10.3390/antiox11071251. (Impact Factor: 7.675).
  • Giresha, A.S., Urs, D., Manjunatha, J.G., Sophiya, P., Supreetha, B.H., Shankar, J. and Dharmappa, K.K., 2022. Group IIA secreted phospholipase A₂ inhibition by elemolic acid as a function of anti-inflammatory activity. Scientific Reports, 12, p.7649. DOI: https://doi.org/10.1038/s41598-022-10950-1. (Impact Factor: 4.996).
  • Shobha, N., Nanda, N., Giresha, A.S., Preveen, M., Sophiya, P., Dharmappa, K.K. and Nagabhushan, B.M., 2019. Synthesis and characterization of zinc oxide nanoparticles utilizing seed extract of Ricinus communis and study of its antioxidant, antifungal and anti-cancer activity. Materials Science and Engineering C, 97, pp.842–850. DOI: https://doi.org/10.1016/j.msec.2018.12.023. (Impact Factor: 7.328).
  • Shobha, N., Nanda, N., Giresha, A.S., Dharmappa, K.K., Nagabhushana, B.M. and Mylarappa, M., 2018. Synthesis and characterization of Ag nanoparticles by solution combustion method and their biological studies. Materials Today: Proceedings, 5(10), Part 3, pp.22614–22620. DOI: https://doi.org/10.1016/j.matpr.2018.06.635. (Impact Factor: 2.46).

  • Multi-millet flour-based cookies composition and method for preparation thereof. Patent Number: 202341032562, Inventor(s): Giresha A S, Apurva Kumar R Joshi. Publication Date: 16-06-2023.
  • Anti-oxidant sweet syrup composition and method for preparation thereof. Patent Number: 202341044879. Inventor(s): Giresha A S, Vishnu Raj S, Deeksha A, Prajwal R, Sakthi Priya V, Aabroo, Apurva Kumar R Joshi. Publication Date: 24-11-2023.
  • Moringa leaf-based face scrub composition. Patent Number: 202341071146, Inventor(s): Giresha A S, Apurva Kumar R Joshi, Sakthi Priya V, Deeksha A. Publication Date: 24-11-2023.
  • Anti-oxidant based powdered face scrub composition. Patent Number: 202341071145, Inventor(s): Apurva Kumar R Joshi, Giresha A S, Sushmit Bauldas, Sruthi Sadanandan, Dilip B, Madhu Kumar K V. Publication Date: 24-11-2023.
  • Date seed extract-based face scrub composition and method for preparation thereof. Patent Number: 202341083761, Inventor(s): Giresha A S, Apurva Kumar R Joshi, Harsha S, Akshatha K, Vinuta P, Harini S N, Pratheeksha T V. Publication Date: 05-01-2024.
  • Millet syrup extraction device. Patent Number: 202341083760, Inventor(s): Giresha A S, Sandeep. Publication Date: 05-01-2024.
  • Protein Rich Cookies Composition And Method Of Preparation Thereof. Application No.: 202441017485. Inventor(s): Giresha A S. Publication Date: 13/12/2024.
  • Gibberellin-treated germinated millets-based pickle composition and method for preparation thereof. Patent Number: 202441017520, Inventor(s): Giresha A S. Publication Date: 22-03-2024.
  • Instant millet porridge composition and method for preparation thereof. Patent Number: 202441032612, Inventor(s): Giresha A S. Publication Date: 03-05-2024.
  • Anti-oxidant turmeric leaf-based beverage composition and method for preparation thereof. Patent Number: 202441032610, Inventor(s): Giresha A S. Publication Date: 03-05-2024.
  • Guava leaf-based beverage composition and method for preparation thereof. Patent Number: 202441032614, Inventor(s): Giresha A S. Publication Date: 03-05-2024.
  • Anti-oxidant millet-based beverage composition and method for preparation thereof. Patent Number: 202441032605, Inventor(s): Giresha A S. Publication Date: 03-05-2024.
  • Plectranthus amboinicus leaf-based beverage composition and method for preparation thereof. Patent Number: 202441032615, Inventor(s): Giresha A S. Publication Date: 03-05-2024.
  • Guava leaf-based beverage composition and method for preparation thereof. Patent Number: 202441032608, Inventor(s): Apurva Kumar R Joshi, Giresha A S, Pinnada Aniketh, B Dilip, Sushmit Bauldas, Bhattacharjee, Surjit Anusha. Publication Date: 03-05-2024.
  • Pomegranate leaf-based tea composition and method for preparation thereof. Patent Number: 202441032616, Inventor(s): Giresha A S, Apurva Kumar R Joshi, Rithika, Harshitha M M, Deeksha A, Vishnu Raj S, Aabroo, Prajwal R, Sakthi Priya V. Publication Date: 10-05-2024.
  • Anti-oxidant rich borassus flabellifer pulp wine composition and method for preparation thereof. Patent Number: 202441040098. Inventor(s): Giresha A S, Apurva Kumar R Joshi. Publication Date: 30-05-2024.
  • Borassus flabellifer endosperm pulp-based face pack formulation and method for preparation thereof. Patent Number: 202441047198, Inventor(s): Apurva Kumar R Joshi, Venkanna S P, Lidia A, Srividya Basaveswara, Devika, Harshan S, Navaneeth DM, Giresha A S. Publication Date: 28-06-2024.
  • Dried microgreens powder-based beverage composition and method for preparation thereof. Patent Number: 202441057474, Inventor(s): Giresha A S. Publication Date: 09-08-2024.
  • Millet-Based Tea Composition And Method For Preparation Thereof. Patent Number: 202441001511. Inventor(s): Giresha A S. Publication Date: 06/09/2024.
  • Aegle marmelos fruit resin-based face care composition. Patent Number: 202441066659, Inventor(s): Giresha A S. Publication Date: 13-09-2024.
  • Antioxidant Parmelia perlata-based beverage composition. Patent Number: 202441067354, Inventor(s): Giresha A S. Publication Date: 13-09-2024.
  • Pumpkin powder-based antioxidant beverage composition. Patent Number: 202441073987, Inventor(s): Giresha A S. Publication Date: 04-10-2024.
  • Antioxidant and prebiotics-enriched tea composition and method of preparation thereof. Patent Number: 202441092416. Inventor(s): Giresha A S. Publication Date: 29/11/2024.
  • Essential oil enriched skin nourishing formulation and preparation method thereof. Patent Number: 202541037382. Inventor(s): Giresha A S. Publication Date: 16/05/2025.
  • Essential oils-based antifungal spray composition and preparation method thereof. Patent Number: 202541042825. Inventor(s): Harisudhan R, Giresha A S. Publication Date: 30/05/2025.
  • Anti-oxidant beverage composition and method for preparation thereof. Patent Number: 202541042826. Inventor(s): Giresha A S. Publication Date: 30/05/2025.
  • Green Synthesis of Magnesium Zinc Ferrite Nanoparticles Using Annona squamosa for Biomedical, Cosmetic, and Electrochemical Applications. Patent Number: 202541048116. Inventor(s): Srilatha Rao, Prashanth G K, Giresha A S, H.S. Lalithamba, Bhagya N P, Arathi A, Yashodha S R, Yogananda H S. Publication Date: 06/06/2025.
  • Anti-oxidant based powdered face scrub composition. Patent Number: 202441001509. Inventor(s): Giresha A S, Apurva Kumar R Joshi. Publication Date: 11/07/2025.
  • Millet-based snack composition and method of preparation thereof. Patent Number: 202441001512. Inventor(s): Giresha A S. Publication Date: 11/07/2025.
  • Green Synthesis of Magnesium Zinc Ferrite Nanoparticles Using Annona squamosa for Biomedical, Cosmetic, and Electrochemical Applications. Patent Number: 202541048116. Inventor(s): Srilatha Rao, G. K. Prashanth, A.S. Giresha, H. S. Lalithamba, N. P. Bhagya, Arathi A, Yashodha S R, Yogananda H S.
  • Green Synthesis of Zr-Doped ZnO Nanoparticles Using Bryophyllum pinnatum Extract for Enzyme Inhibition Applications. Patent Number: 202541075417. Inventor(s): G. K. Prashanth, A.S. Giresha, Srilatha Rao, N. P. Bhagya, Kiran M Naik, H. S. Lalithamba.

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